阀门
管道配件
阀体及零件
执行器
天然气供热行业
冶金矿业
水处理行业
石化行业
海洋产业
纸浆和造纸业
Cast Iron Non Rising-Stem Gate Valve
铸铁明杆闸阀
Cast Iron Rising-Stem Gate Valve
cast iron resilient bolted stem gate valve
cast iron globe valve
cast iron globe Valve
